2 * jQuery UI Datepicker 1.8.21
4 * Copyright 2012, AUTHORS.txt (http://jqueryui.com/about)
5 * Dual licensed under the MIT or GPL Version 2 licenses.
6 * http://jquery.org/license
8 * http://docs.jquery.com/UI/Datepicker
13 (function( $, undefined ) {
15 $.extend($.ui
, { datepicker
: { version
: "1.8.21" } });
17 var PROP_NAME
= 'datepicker';
18 var dpuuid
= new Date().getTime();
21 /* Date picker manager.
22 Use the singleton instance of this class, $.datepicker, to interact with the date picker.
23 Settings for (groups of) date pickers are maintained in an instance object,
24 allowing multiple different settings on the same page. */
26 function Datepicker() {
27 this.debug
= false; // Change this to true to start debugging
28 this._curInst
= null; // The current instance in use
29 this._keyEvent
= false; // If the last event was a key event
30 this._disabledInputs
= []; // List of date picker inputs that have been disabled
31 this._datepickerShowing
= false; // True if the popup picker is showing , false if not
32 this._inDialog
= false; // True if showing within a "dialog", false if not
33 this._mainDivId
= 'ui-datepicker-div'; // The ID of the main datepicker division
34 this._inlineClass
= 'ui-datepicker-inline'; // The name of the inline marker class
35 this._appendClass
= 'ui-datepicker-append'; // The name of the append marker class
36 this._triggerClass
= 'ui-datepicker-trigger'; // The name of the trigger marker class
37 this._dialogClass
= 'ui-datepicker-dialog'; // The name of the dialog marker class
38 this._disableClass
= 'ui-datepicker-disabled'; // The name of the disabled covering marker class
39 this._unselectableClass
= 'ui-datepicker-unselectable'; // The name of the unselectable cell marker class
40 this._currentClass
= 'ui-datepicker-current-day'; // The name of the current day marker class
41 this._dayOverClass
= 'ui-datepicker-days-cell-over'; // The name of the day hover marker class
42 this.regional
= []; // Available regional settings, indexed by language code
43 this.regional
[''] = { // Default regional settings
44 closeText
: 'Done', // Display text for close link
45 prevText
: 'Prev', // Display text for previous month link
46 nextText
: 'Next', // Display text for next month link
47 currentText
: 'Today', // Display text for current month link
48 monthNames
: ['January','February','March','April','May','June',
49 'July','August','September','October','November','December'], // Names of months for drop-down and formatting
50 monthNamesShort
: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'], // For formatting
51 dayNames
: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'], // For formatting
52 dayNamesShort
: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'], // For formatting
53 dayNamesMin
: ['Su','Mo','Tu','We','Th','Fr','Sa'], // Column headings for days starting at Sunday
54 weekHeader
: 'Wk', // Column header for week of the year
55 dateFormat
: 'mm/dd/yy', // See format options on parseDate
56 firstDay
: 0, // The first day of the week, Sun = 0, Mon = 1, ...
57 isRTL
: false, // True if right-to-left language, false if left-to-right
58 showMonthAfterYear
: false, // True if the year select precedes month, false for month then year
59 yearSuffix
: '' // Additional text to append to the year in the month headers
61 this._defaults
= { // Global defaults for all the date picker instances
62 showOn
: 'focus', // 'focus' for popup on focus,
63 // 'button' for trigger button, or 'both' for either
64 showAnim
: 'fadeIn', // Name of jQuery animation for popup
65 showOptions
: {}, // Options for enhanced animations
66 defaultDate
: null, // Used when field is blank: actual date,
67 // +/-number for offset from today, null for today
68 appendText
: '', // Display text following the input box, e.g. showing the format
69 buttonText
: '...', // Text for trigger button
70 buttonImage
: '', // URL for trigger button image
71 buttonImageOnly
: false, // True if the image appears alone, false if it appears on a button
72 hideIfNoPrevNext
: false, // True to hide next/previous month links
73 // if not applicable, false to just disable them
74 navigationAsDateFormat
: false, // True if date formatting applied to prev/today/next links
75 gotoCurrent
: false, // True if today link goes back to current selection instead
76 changeMonth
: false, // True if month can be selected directly, false if only prev/next
77 changeYear
: false, // True if year can be selected directly, false if only prev/next
78 yearRange
: 'c-10:c+10', // Range of years to display in drop-down,
79 // either relative to today's year (-nn:+nn), relative to currently displayed year
80 // (c-nn:c+nn), absolute (nnnn:nnnn), or a combination of the above (nnnn:-n)
81 showOtherMonths
: false, // True to show dates in other months, false to leave blank
82 selectOtherMonths
: false, // True to allow selection of dates in other months, false for unselectable
83 showWeek
: false, // True to show week of the year, false to not show it
84 calculateWeek
: this.iso8601Week
, // How to calculate the week of the year,
85 // takes a Date and returns the number of the week for it
86 shortYearCutoff
: '+10', // Short year values < this are in the current century,
87 // > this are in the previous century,
88 // string value starting with '+' for current year + value
89 minDate
: null, // The earliest selectable date, or null for no limit
90 maxDate
: null, // The latest selectable date, or null for no limit
91 duration
: 'fast', // Duration of display/closure
92 beforeShowDay
: null, // Function that takes a date and returns an array with
93 // [0] = true if selectable, false if not, [1] = custom CSS class name(s) or '',
94 // [2] = cell title (optional), e.g. $.datepicker.noWeekends
95 beforeShow
: null, // Function that takes an input field and
96 // returns a set of custom settings for the date picker
97 onSelect
: null, // Define a callback function when a date is selected
98 onChangeMonthYear
: null, // Define a callback function when the month or year is changed
99 onClose
: null, // Define a callback function when the datepicker is closed
100 numberOfMonths
: 1, // Number of months to show at a time
101 showCurrentAtPos
: 0, // The position in multipe months at which to show the current month (starting at 0)
102 stepMonths
: 1, // Number of months to step back/forward
103 stepBigMonths
: 12, // Number of months to step back/forward for the big links
104 altField
: '', // Selector for an alternate field to store selected dates into
105 altFormat
: '', // The date format to use for the alternate field
106 constrainInput
: true, // The input is constrained by the current date format
107 showButtonPanel
: false, // True to show button panel, false to not show it
108 autoSize
: false, // True to size the input for the date format, false to leave as is
109 disabled
: false // The initial disabled state
111 $.extend(this._defaults
, this.regional
['']);
112 this.dpDiv
= bindHover($('<div id="' + this._mainDivId
+ '" class="ui-datepicker ui-widget ui-widget-content ui-helper-clearfix ui-corner-all"></div>'));
115 $.extend(Datepicker
.prototype, {
116 /* Class name added to elements to indicate already configured with a date picker. */
117 markerClassName
: 'hasDatepicker',
119 //Keep track of the maximum number of rows displayed (see #7043)
122 /* Debug logging (if enabled). */
125 console
.log
.apply('', arguments
);
128 // TODO rename to "widget" when switching to widget factory
129 _widgetDatepicker: function() {
133 /* Override the default settings for all instances of the date picker.
134 @param settings object - the new settings to use as defaults (anonymous object)
135 @return the manager object */
136 setDefaults: function(settings
) {
137 extendRemove(this._defaults
, settings
|| {});
141 /* Attach the date picker to a jQuery selection.
142 @param target element - the target input field or division or span
143 @param settings object - the new settings to use for this date picker instance (anonymous) */
144 _attachDatepicker: function(target
, settings
) {
145 // check for settings on the control itself - in namespace 'date:'
146 var inlineSettings
= null;
147 for (var attrName
in this._defaults
) {
148 var attrValue
= target
.getAttribute('date:' + attrName
);
150 inlineSettings
= inlineSettings
|| {};
152 inlineSettings
[attrName
] = eval(attrValue
);
154 inlineSettings
[attrName
] = attrValue
;
158 var nodeName
= target
.nodeName
.toLowerCase();
159 var inline
= (nodeName
== 'div' || nodeName
== 'span');
162 target
.id
= 'dp' + this.uuid
;
164 var inst
= this._newInst($(target
), inline
);
165 inst
.settings
= $.extend({}, settings
|| {}, inlineSettings
|| {});
166 if (nodeName
== 'input') {
167 this._connectDatepicker(target
, inst
);
169 this._inlineDatepicker(target
, inst
);
173 /* Create a new instance object. */
174 _newInst: function(target
, inline
) {
175 var id
= target
[0].id
.replace(/([^A-Za-z0-9_-])/g, '\\\\$1'); // escape jQuery meta chars
176 return {id
: id
, input
: target
, // associated target
177 selectedDay
: 0, selectedMonth
: 0, selectedYear
: 0, // current selection
178 drawMonth
: 0, drawYear
: 0, // month being drawn
179 inline
: inline
, // is datepicker inline or not
180 dpDiv
: (!inline
? this.dpDiv
: // presentation div
181 bindHover($('<div class="' + this._inlineClass
+ ' ui-datepicker ui-widget ui-widget-content ui-helper-clearfix ui-corner-all"></div>')))};
184 /* Attach the date picker to an input field. */
185 _connectDatepicker: function(target
, inst
) {
186 var input
= $(target
);
188 inst
.trigger
= $([]);
189 if (input
.hasClass(this.markerClassName
))
191 this._attachments(input
, inst
);
192 input
.addClass(this.markerClassName
).keydown(this._doKeyDown
).
193 keypress(this._doKeyPress
).keyup(this._doKeyUp
).
194 bind("setData.datepicker", function(event
, key
, value
) {
195 inst
.settings
[key
] = value
;
196 }).bind("getData.datepicker", function(event
, key
) {
197 return this._get(inst
, key
);
199 this._autoSize(inst
);
200 $.data(target
, PROP_NAME
, inst
);
201 //If disabled option is true, disable the datepicker once it has been attached to the input (see ticket #5665)
202 if( inst
.settings
.disabled
) {
203 this._disableDatepicker( target
);
207 /* Make attachments based on settings. */
208 _attachments: function(input
, inst
) {
209 var appendText
= this._get(inst
, 'appendText');
210 var isRTL
= this._get(inst
, 'isRTL');
212 inst
.append
.remove();
214 inst
.append
= $('<span class="' + this._appendClass
+ '">' + appendText
+ '</span>');
215 input
[isRTL
? 'before' : 'after'](inst
.append
);
217 input
.unbind('focus', this._showDatepicker
);
219 inst
.trigger
.remove();
220 var showOn
= this._get(inst
, 'showOn');
221 if (showOn
== 'focus' || showOn
== 'both') // pop-up date picker when in the marked field
222 input
.focus(this._showDatepicker
);
223 if (showOn
== 'button' || showOn
== 'both') { // pop-up date picker when button clicked
224 var buttonText
= this._get(inst
, 'buttonText');
225 var buttonImage
= this._get(inst
, 'buttonImage');
226 inst
.trigger
= $(this._get(inst
, 'buttonImageOnly') ?
227 $('<img/>').addClass(this._triggerClass
).
228 attr({ src
: buttonImage
, alt
: buttonText
, title
: buttonText
}) :
229 $('<button type="button"></button>').addClass(this._triggerClass
).
230 html(buttonImage
== '' ? buttonText
: $('<img/>').attr(
231 { src
:buttonImage
, alt
:buttonText
, title
:buttonText
})));
232 input
[isRTL
? 'before' : 'after'](inst
.trigger
);
233 inst
.trigger
.click(function() {
234 if ($.datepicker
._datepickerShowing
&& $.datepicker
._lastInput
== input
[0])
235 $.datepicker
._hideDatepicker();
236 else if ($.datepicker
._datepickerShowing
&& $.datepicker
._lastInput
!= input
[0]) {
237 $.datepicker
._hideDatepicker();
238 $.datepicker
._showDatepicker(input
[0]);
240 $.datepicker
._showDatepicker(input
[0]);
246 /* Apply the maximum length for the date format. */
247 _autoSize: function(inst
) {
248 if (this._get(inst
, 'autoSize') && !inst
.inline
) {
249 var date
= new Date(2009, 12 - 1, 20); // Ensure double digits
250 var dateFormat
= this._get(inst
, 'dateFormat');
251 if (dateFormat
.match(/[DM]/)) {
252 var findMax = function(names
) {
255 for (var i
= 0; i
< names
.length
; i
++) {
256 if (names
[i
].length
> max
) {
257 max
= names
[i
].length
;
263 date
.setMonth(findMax(this._get(inst
, (dateFormat
.match(/MM/) ?
264 'monthNames' : 'monthNamesShort'))));
265 date
.setDate(findMax(this._get(inst
, (dateFormat
.match(/DD/) ?
266 'dayNames' : 'dayNamesShort'))) + 20 - date
.getDay());
268 inst
.input
.attr('size', this._formatDate(inst
, date
).length
);
272 /* Attach an inline date picker to a div. */
273 _inlineDatepicker: function(target
, inst
) {
274 var divSpan
= $(target
);
275 if (divSpan
.hasClass(this.markerClassName
))
277 divSpan
.addClass(this.markerClassName
).append(inst
.dpDiv
).
278 bind("setData.datepicker", function(event
, key
, value
){
279 inst
.settings
[key
] = value
;
280 }).bind("getData.datepicker", function(event
, key
){
281 return this._get(inst
, key
);
283 $.data(target
, PROP_NAME
, inst
);
284 this._setDate(inst
, this._getDefaultDate(inst
), true);
285 this._updateDatepicker(inst
);
286 this._updateAlternate(inst
);
287 //If disabled option is true, disable the datepicker before showing it (see ticket #5665)
288 if( inst
.settings
.disabled
) {
289 this._disableDatepicker( target
);
291 // Set display:block in place of inst.dpDiv.show() which won't work on disconnected elements
292 // http://bugs.jqueryui.com/ticket/7552 - A Datepicker created on a detached div has zero height
293 inst
.dpDiv
.css( "display", "block" );
296 /* Pop-up the date picker in a "dialog" box.
297 @param input element - ignored
298 @param date string or Date - the initial date to display
299 @param onSelect function - the function to call when a date is selected
300 @param settings object - update the dialog date picker instance's settings (anonymous object)
301 @param pos int[2] - coordinates for the dialog's position within the screen or
302 event - with x/y coordinates or
303 leave empty for default (screen centre)
304 @return the manager object */
305 _dialogDatepicker: function(input
, date
, onSelect
, settings
, pos
) {
306 var inst
= this._dialogInst
; // internal instance
309 var id
= 'dp' + this.uuid
;
310 this._dialogInput
= $('<input type="text" id="' + id
+
311 '" style="position: absolute; top: -100px; width: 0px; z-index: -10;"/>');
312 this._dialogInput
.keydown(this._doKeyDown
);
313 $('body').append(this._dialogInput
);
314 inst
= this._dialogInst
= this._newInst(this._dialogInput
, false);
316 $.data(this._dialogInput
[0], PROP_NAME
, inst
);
318 extendRemove(inst
.settings
, settings
|| {});
319 date
= (date
&& date
.constructor == Date
? this._formatDate(inst
, date
) : date
);
320 this._dialogInput
.val(date
);
322 this._pos
= (pos
? (pos
.length
? pos
: [pos
.pageX
, pos
.pageY
]) : null);
324 var browserWidth
= document
.documentElement
.clientWidth
;
325 var browserHeight
= document
.documentElement
.clientHeight
;
326 var scrollX
= document
.documentElement
.scrollLeft
|| document
.body
.scrollLeft
;
327 var scrollY
= document
.documentElement
.scrollTop
|| document
.body
.scrollTop
;
328 this._pos
= // should use actual width/height below
329 [(browserWidth
/ 2) - 100 + scrollX
, (browserHeight
/ 2) - 150 + scrollY
];
332 // move input on screen for focus, but hidden behind dialog
333 this._dialogInput
.css('left', (this._pos
[0] + 20) + 'px').css('top', this._pos
[1] + 'px');
334 inst
.settings
.onSelect
= onSelect
;
335 this._inDialog
= true;
336 this.dpDiv
.addClass(this._dialogClass
);
337 this._showDatepicker(this._dialogInput
[0]);
339 $.blockUI(this.dpDiv
);
340 $.data(this._dialogInput
[0], PROP_NAME
, inst
);
344 /* Detach a datepicker from its control.
345 @param target element - the target input field or division or span */
346 _destroyDatepicker: function(target
) {
347 var $target
= $(target
);
348 var inst
= $.data(target
, PROP_NAME
);
349 if (!$target
.hasClass(this.markerClassName
)) {
352 var nodeName
= target
.nodeName
.toLowerCase();
353 $.removeData(target
, PROP_NAME
);
354 if (nodeName
== 'input') {
355 inst
.append
.remove();
356 inst
.trigger
.remove();
357 $target
.removeClass(this.markerClassName
).
358 unbind('focus', this._showDatepicker
).
359 unbind('keydown', this._doKeyDown
).
360 unbind('keypress', this._doKeyPress
).
361 unbind('keyup', this._doKeyUp
);
362 } else if (nodeName
== 'div' || nodeName
== 'span')
363 $target
.removeClass(this.markerClassName
).empty();
366 /* Enable the date picker to a jQuery selection.
367 @param target element - the target input field or division or span */
368 _enableDatepicker: function(target
) {
369 var $target
= $(target
);
370 var inst
= $.data(target
, PROP_NAME
);
371 if (!$target
.hasClass(this.markerClassName
)) {
374 var nodeName
= target
.nodeName
.toLowerCase();
375 if (nodeName
== 'input') {
376 target
.disabled
= false;
377 inst
.trigger
.filter('button').
378 each(function() { this.disabled
= false; }).end().
379 filter('img').css({opacity
: '1.0', cursor
: ''});
381 else if (nodeName
== 'div' || nodeName
== 'span') {
382 var inline
= $target
.children('.' + this._inlineClass
);
383 inline
.children().removeClass('ui-state-disabled');
384 inline
.find("select.ui-datepicker-month, select.ui-datepicker-year").
385 removeAttr("disabled");
387 this._disabledInputs
= $.map(this._disabledInputs
,
388 function(value
) { return (value
== target
? null : value
); }); // delete entry
391 /* Disable the date picker to a jQuery selection.
392 @param target element - the target input field or division or span */
393 _disableDatepicker: function(target
) {
394 var $target
= $(target
);
395 var inst
= $.data(target
, PROP_NAME
);
396 if (!$target
.hasClass(this.markerClassName
)) {
399 var nodeName
= target
.nodeName
.toLowerCase();
400 if (nodeName
== 'input') {
401 target
.disabled
= true;
402 inst
.trigger
.filter('button').
403 each(function() { this.disabled
= true; }).end().
404 filter('img').css({opacity
: '0.5', cursor
: 'default'});
406 else if (nodeName
== 'div' || nodeName
== 'span') {
407 var inline
= $target
.children('.' + this._inlineClass
);
408 inline
.children().addClass('ui-state-disabled');
409 inline
.find("select.ui-datepicker-month, select.ui-datepicker-year").
410 attr("disabled", "disabled");
412 this._disabledInputs
= $.map(this._disabledInputs
,
413 function(value
) { return (value
== target
? null : value
); }); // delete entry
414 this._disabledInputs
[this._disabledInputs
.length
] = target
;
417 /* Is the first field in a jQuery collection disabled as a datepicker?
418 @param target element - the target input field or division or span
419 @return boolean - true if disabled, false if enabled */
420 _isDisabledDatepicker: function(target
) {
424 for (var i
= 0; i
< this._disabledInputs
.length
; i
++) {
425 if (this._disabledInputs
[i
] == target
)
431 /* Retrieve the instance data for the target control.
432 @param target element - the target input field or division or span
433 @return object - the associated instance data
434 @throws error if a jQuery problem getting data */
435 _getInst: function(target
) {
437 return $.data(target
, PROP_NAME
);
440 throw 'Missing instance data for this datepicker';
444 /* Update or retrieve the settings for a date picker attached to an input field or division.
445 @param target element - the target input field or division or span
446 @param name object - the new settings to update or
447 string - the name of the setting to change or retrieve,
448 when retrieving also 'all' for all instance settings or
449 'defaults' for all global defaults
450 @param value any - the new value for the setting
451 (omit if above is an object or to retrieve a value) */
452 _optionDatepicker: function(target
, name
, value
) {
453 var inst
= this._getInst(target
);
454 if (arguments
.length
== 2 && typeof name
== 'string') {
455 return (name
== 'defaults' ? $.extend({}, $.datepicker
._defaults
) :
456 (inst
? (name
== 'all' ? $.extend({}, inst
.settings
) :
457 this._get(inst
, name
)) : null));
459 var settings
= name
|| {};
460 if (typeof name
== 'string') {
462 settings
[name
] = value
;
465 if (this._curInst
== inst
) {
466 this._hideDatepicker();
468 var date
= this._getDateDatepicker(target
, true);
469 var minDate
= this._getMinMaxDate(inst
, 'min');
470 var maxDate
= this._getMinMaxDate(inst
, 'max');
471 extendRemove(inst
.settings
, settings
);
472 // reformat the old minDate/maxDate values if dateFormat changes and a new minDate/maxDate isn't provided
473 if (minDate
!== null && settings
['dateFormat'] !== undefined && settings
['minDate'] === undefined)
474 inst
.settings
.minDate
= this._formatDate(inst
, minDate
);
475 if (maxDate
!== null && settings
['dateFormat'] !== undefined && settings
['maxDate'] === undefined)
476 inst
.settings
.maxDate
= this._formatDate(inst
, maxDate
);
477 this._attachments($(target
), inst
);
478 this._autoSize(inst
);
479 this._setDate(inst
, date
);
480 this._updateAlternate(inst
);
481 this._updateDatepicker(inst
);
485 // change method deprecated
486 _changeDatepicker: function(target
, name
, value
) {
487 this._optionDatepicker(target
, name
, value
);
490 /* Redraw the date picker attached to an input field or division.
491 @param target element - the target input field or division or span */
492 _refreshDatepicker: function(target
) {
493 var inst
= this._getInst(target
);
495 this._updateDatepicker(inst
);
499 /* Set the dates for a jQuery selection.
500 @param target element - the target input field or division or span
501 @param date Date - the new date */
502 _setDateDatepicker: function(target
, date
) {
503 var inst
= this._getInst(target
);
505 this._setDate(inst
, date
);
506 this._updateDatepicker(inst
);
507 this._updateAlternate(inst
);
511 /* Get the date(s) for the first entry in a jQuery selection.
512 @param target element - the target input field or division or span
513 @param noDefault boolean - true if no default date is to be used
514 @return Date - the current date */
515 _getDateDatepicker: function(target
, noDefault
) {
516 var inst
= this._getInst(target
);
517 if (inst
&& !inst
.inline
)
518 this._setDateFromField(inst
, noDefault
);
519 return (inst
? this._getDate(inst
) : null);
522 /* Handle keystrokes. */
523 _doKeyDown: function(event
) {
524 var inst
= $.datepicker
._getInst(event
.target
);
526 var isRTL
= inst
.dpDiv
.is('.ui-datepicker-rtl');
527 inst
._keyEvent
= true;
528 if ($.datepicker
._datepickerShowing
)
529 switch (event
.keyCode
) {
530 case 9: $.datepicker
._hideDatepicker();
532 break; // hide on tab out
533 case 13: var sel
= $('td.' + $.datepicker
._dayOverClass
+ ':not(.' +
534 $.datepicker
._currentClass
+ ')', inst
.dpDiv
);
536 $.datepicker
._selectDay(event
.target
, inst
.selectedMonth
, inst
.selectedYear
, sel
[0]);
537 var onSelect
= $.datepicker
._get(inst
, 'onSelect');
539 var dateStr
= $.datepicker
._formatDate(inst
);
541 // trigger custom callback
542 onSelect
.apply((inst
.input
? inst
.input
[0] : null), [dateStr
, inst
]);
545 $.datepicker
._hideDatepicker();
546 return false; // don't submit the form
547 break; // select the value on enter
548 case 27: $.datepicker
._hideDatepicker();
549 break; // hide on escape
550 case 33: $.datepicker
._adjustDate(event
.target
, (event
.ctrlKey
?
551 -$.datepicker
._get(inst
, 'stepBigMonths') :
552 -$.datepicker
._get(inst
, 'stepMonths')), 'M');
553 break; // previous month/year on page up/+ ctrl
554 case 34: $.datepicker
._adjustDate(event
.target
, (event
.ctrlKey
?
555 +$.datepicker
._get(inst
, 'stepBigMonths') :
556 +$.datepicker
._get(inst
, 'stepMonths')), 'M');
557 break; // next month/year on page down/+ ctrl
558 case 35: if (event
.ctrlKey
|| event
.metaKey
) $.datepicker
._clearDate(event
.target
);
559 handled
= event
.ctrlKey
|| event
.metaKey
;
560 break; // clear on ctrl or command +end
561 case 36: if (event
.ctrlKey
|| event
.metaKey
) $.datepicker
._gotoToday(event
.target
);
562 handled
= event
.ctrlKey
|| event
.metaKey
;
563 break; // current on ctrl or command +home
564 case 37: if (event
.ctrlKey
|| event
.metaKey
) $.datepicker
._adjustDate(event
.target
, (isRTL
? +1 : -1), 'D');
565 handled
= event
.ctrlKey
|| event
.metaKey
;
566 // -1 day on ctrl or command +left
567 if (event
.originalEvent
.altKey
) $.datepicker
._adjustDate(event
.target
, (event
.ctrlKey
?
568 -$.datepicker
._get(inst
, 'stepBigMonths') :
569 -$.datepicker
._get(inst
, 'stepMonths')), 'M');
570 // next month/year on alt +left on Mac
572 case 38: if (event
.ctrlKey
|| event
.metaKey
) $.datepicker
._adjustDate(event
.target
, -7, 'D');
573 handled
= event
.ctrlKey
|| event
.metaKey
;
574 break; // -1 week on ctrl or command +up
575 case 39: if (event
.ctrlKey
|| event
.metaKey
) $.datepicker
._adjustDate(event
.target
, (isRTL
? -1 : +1), 'D');
576 handled
= event
.ctrlKey
|| event
.metaKey
;
577 // +1 day on ctrl or command +right
578 if (event
.originalEvent
.altKey
) $.datepicker
._adjustDate(event
.target
, (event
.ctrlKey
?
579 +$.datepicker
._get(inst
, 'stepBigMonths') :
580 +$.datepicker
._get(inst
, 'stepMonths')), 'M');
581 // next month/year on alt +right
583 case 40: if (event
.ctrlKey
|| event
.metaKey
) $.datepicker
._adjustDate(event
.target
, +7, 'D');
584 handled
= event
.ctrlKey
|| event
.metaKey
;
585 break; // +1 week on ctrl or command +down
586 default: handled
= false;
588 else if (event
.keyCode
== 36 && event
.ctrlKey
) // display the date picker on ctrl+home
589 $.datepicker
._showDatepicker(this);
594 event
.preventDefault();
595 event
.stopPropagation();
599 /* Filter entered characters - based on date format. */
600 _doKeyPress: function(event
) {
601 var inst
= $.datepicker
._getInst(event
.target
);
602 if ($.datepicker
._get(inst
, 'constrainInput')) {
603 var chars
= $.datepicker
._possibleChars($.datepicker
._get(inst
, 'dateFormat'));
604 var chr
= String
.fromCharCode(event
.charCode
== undefined ? event
.keyCode
: event
.charCode
);
605 return event
.ctrlKey
|| event
.metaKey
|| (chr
< ' ' || !chars
|| chars
.indexOf(chr
) > -1);
609 /* Synchronise manual entry and field/alternate field. */
610 _doKeyUp: function(event) {
611 var inst = $.datepicker._getInst(event.target);
612 if (inst.input.val() != inst.lastVal) {
614 var date = $.datepicker.parseDate($.datepicker._get(inst, 'dateFormat'),
615 (inst.input ? inst.input.val() : null),
616 $.datepicker._getFormatConfig(inst));
617 if (date) { // only if valid
618 $.datepicker._setDateFromField(inst);
619 $.datepicker._updateAlternate(inst);
620 $.datepicker._updateDatepicker(inst);
624 $.datepicker.log(err);
630 /* Pop-up the date picker for a given input field.
631 If false returned from beforeShow event handler do not show.
632 @param input element - the input field attached to the date picker or
633 event - if triggered by focus */
634 _showDatepicker: function(input
) {
635 input
= input
.target
|| input
;
636 if (input
.nodeName
.toLowerCase() != 'input') // find from button/image trigger
637 input
= $('input', input
.parentNode
)[0];
638 if ($.datepicker
._isDisabledDatepicker(input
) || $.datepicker
._lastInput
== input
) // already here
640 var inst
= $.datepicker
._getInst(input
);
641 if ($.datepicker
._curInst
&& $.datepicker
._curInst
!= inst
) {
642 $.datepicker
._curInst
.dpDiv
.stop(true, true);
643 if ( inst
&& $.datepicker
._datepickerShowing
) {
644 $.datepicker
._hideDatepicker( $.datepicker
._curInst
.input
[0] );
647 var beforeShow
= $.datepicker
._get(inst
, 'beforeShow');
648 var beforeShowSettings
= beforeShow
? beforeShow
.apply(input
, [input
, inst
]) : {};
649 if(beforeShowSettings
=== false){
653 extendRemove(inst
.settings
, beforeShowSettings
);
655 $.datepicker
._lastInput
= input
;
656 $.datepicker
._setDateFromField(inst
);
657 if ($.datepicker
._inDialog
) // hide cursor
659 if (!$.datepicker
._pos
) { // position below input
660 $.datepicker
._pos
= $.datepicker
._findPos(input
);
661 $.datepicker
._pos
[1] += input
.offsetHeight
; // add the height
664 $(input
).parents().each(function() {
665 isFixed
|= $(this).css('position') == 'fixed';
668 if (isFixed
&& $.browser
.opera
) { // correction for Opera when fixed and scrolled
669 $.datepicker
._pos
[0] -= document
.documentElement
.scrollLeft
;
670 $.datepicker
._pos
[1] -= document
.documentElement
.scrollTop
;
672 var offset
= {left
: $.datepicker
._pos
[0], top
: $.datepicker
._pos
[1]};
673 $.datepicker
._pos
= null;
674 //to avoid flashes on Firefox
676 // determine sizing offscreen
677 inst
.dpDiv
.css({position
: 'absolute', display
: 'block', top
: '-1000px'});
678 $.datepicker
._updateDatepicker(inst
);
679 // fix width for dynamic number of date pickers
680 // and adjust position before showing
681 offset
= $.datepicker
._checkOffset(inst
, offset
, isFixed
);
682 inst
.dpDiv
.css({position
: ($.datepicker
._inDialog
&& $.blockUI
?
683 'static' : (isFixed
? 'fixed' : 'absolute')), display
: 'none',
684 left
: offset
.left
+ 'px', top
: offset
.top
+ 'px'});
686 var showAnim
= $.datepicker
._get(inst
, 'showAnim');
687 var duration
= $.datepicker
._get(inst
, 'duration');
688 var postProcess = function() {
689 var cover
= inst
.dpDiv
.find('iframe.ui-datepicker-cover'); // IE6- only
690 if( !! cover
.length
){
691 var borders
= $.datepicker
._getBorders(inst
.dpDiv
);
692 cover
.css({left
: -borders
[0], top
: -borders
[1],
693 width
: inst
.dpDiv
.outerWidth(), height
: inst
.dpDiv
.outerHeight()});
696 inst
.dpDiv
.zIndex($(input
).zIndex()+1);
697 $.datepicker
._datepickerShowing
= true;
698 if ($.effects
&& $.effects
[showAnim
])
699 inst
.dpDiv
.show(showAnim
, $.datepicker
._get(inst
, 'showOptions'), duration
, postProcess
);
701 inst
.dpDiv
[showAnim
|| 'show']((showAnim
? duration
: null), postProcess
);
702 if (!showAnim
|| !duration
)
704 if (inst
.input
.is(':visible') && !inst
.input
.is(':disabled'))
706 $.datepicker
._curInst
= inst
;
710 /* Generate the date picker content. */
711 _updateDatepicker: function(inst
) {
713 self
.maxRows
= 4; //Reset the max number of rows being displayed (see #7043)
714 var borders
= $.datepicker
._getBorders(inst
.dpDiv
);
715 instActive
= inst
; // for delegate hover events
716 inst
.dpDiv
.empty().append(this._generateHTML(inst
));
717 var cover
= inst
.dpDiv
.find('iframe.ui-datepicker-cover'); // IE6- only
718 if( !!cover
.length
){ //avoid call to outerXXXX() when not in IE6
719 cover
.css({left
: -borders
[0], top
: -borders
[1], width
: inst
.dpDiv
.outerWidth(), height
: inst
.dpDiv
.outerHeight()})
721 inst
.dpDiv
.find('.' + this._dayOverClass
+ ' a').mouseover();
722 var numMonths
= this._getNumberOfMonths(inst
);
723 var cols
= numMonths
[1];
725 inst
.dpDiv
.removeClass('ui-datepicker-multi-2 ui-datepicker-multi-3 ui-datepicker-multi-4').width('');
727 inst
.dpDiv
.addClass('ui-datepicker-multi-' + cols
).css('width', (width
* cols
) + 'em');
728 inst
.dpDiv
[(numMonths
[0] != 1 || numMonths
[1] != 1 ? 'add' : 'remove') +
729 'Class']('ui-datepicker-multi');
730 inst
.dpDiv
[(this._get(inst
, 'isRTL') ? 'add' : 'remove') +
731 'Class']('ui-datepicker-rtl');
732 if (inst
== $.datepicker
._curInst
&& $.datepicker
._datepickerShowing
&& inst
.input
&&
733 // #6694 - don't focus the input if it's already focused
734 // this breaks the change event in IE
735 inst
.input
.is(':visible') && !inst
.input
.is(':disabled') && inst
.input
[0] != document
.activeElement
)
737 // deffered render of the years select (to avoid flashes on Firefox)
738 if( inst
.yearshtml
){
739 var origyearshtml
= inst
.yearshtml
;
740 setTimeout(function(){
741 //assure that inst.yearshtml didn't change.
742 if( origyearshtml
=== inst
.yearshtml
&& inst
.yearshtml
){
743 inst
.dpDiv
.find('select.ui-datepicker-year:first').replaceWith(inst
.yearshtml
);
745 origyearshtml
= inst
.yearshtml
= null;
750 /* Retrieve the size of left and top borders for an element.
751 @param elem (jQuery object) the element of interest
752 @return (number[2]) the left and top borders */
753 _getBorders: function(elem
) {
754 var convert = function(value
) {
755 return {thin
: 1, medium
: 2, thick
: 3}[value
] || value
;
757 return [parseFloat(convert(elem
.css('border-left-width'))),
758 parseFloat(convert(elem
.css('border-top-width')))];
761 /* Check positioning to remain on screen. */
762 _checkOffset: function(inst
, offset
, isFixed
) {
763 var dpWidth
= inst
.dpDiv
.outerWidth();
764 var dpHeight
= inst
.dpDiv
.outerHeight();
765 var inputWidth
= inst
.input
? inst
.input
.outerWidth() : 0;
766 var inputHeight
= inst
.input
? inst
.input
.outerHeight() : 0;
767 var viewWidth
= document
.documentElement
.clientWidth
+ $(document
).scrollLeft();
768 var viewHeight
= document
.documentElement
.clientHeight
+ $(document
).scrollTop();
770 offset
.left
-= (this._get(inst
, 'isRTL') ? (dpWidth
- inputWidth
) : 0);
771 offset
.left
-= (isFixed
&& offset
.left
== inst
.input
.offset().left
) ? $(document
).scrollLeft() : 0;
772 offset
.top
-= (isFixed
&& offset
.top
== (inst
.input
.offset().top
+ inputHeight
)) ? $(document
).scrollTop() : 0;
774 // now check if datepicker is showing outside window viewport - move to a better place if so.
775 offset
.left
-= Math
.min(offset
.left
, (offset
.left
+ dpWidth
> viewWidth
&& viewWidth
> dpWidth
) ?
776 Math
.abs(offset
.left
+ dpWidth
- viewWidth
) : 0);
777 offset
.top
-= Math
.min(offset
.top
, (offset
.top
+ dpHeight
> viewHeight
&& viewHeight
> dpHeight
) ?
778 Math
.abs(dpHeight
+ inputHeight
) : 0);
783 /* Find an object's position on the screen. */
784 _findPos: function(obj
) {
785 var inst
= this._getInst(obj
);
786 var isRTL
= this._get(inst
, 'isRTL');
787 while (obj
&& (obj
.type
== 'hidden' || obj
.nodeType
!= 1 || $.expr
.filters
.hidden(obj
))) {
788 obj
= obj
[isRTL
? 'previousSibling' : 'nextSibling'];
790 var position
= $(obj
).offset();
791 return [position
.left
, position
.top
];
794 /* Hide the date picker from view.
795 @param input element - the input field attached to the date picker */
796 _hideDatepicker: function(input
) {
797 var inst
= this._curInst
;
798 if (!inst
|| (input
&& inst
!= $.data(input
, PROP_NAME
)))
800 if (this._datepickerShowing
) {
801 var showAnim
= this._get(inst
, 'showAnim');
802 var duration
= this._get(inst
, 'duration');
803 var postProcess = function() {
804 $.datepicker
._tidyDialog(inst
);
806 if ($.effects
&& $.effects
[showAnim
])
807 inst
.dpDiv
.hide(showAnim
, $.datepicker
._get(inst
, 'showOptions'), duration
, postProcess
);
809 inst
.dpDiv
[(showAnim
== 'slideDown' ? 'slideUp' :
810 (showAnim
== 'fadeIn' ? 'fadeOut' : 'hide'))]((showAnim
? duration
: null), postProcess
);
813 this._datepickerShowing
= false;
814 var onClose
= this._get(inst
, 'onClose');
816 onClose
.apply((inst
.input
? inst
.input
[0] : null),
817 [(inst
.input
? inst
.input
.val() : ''), inst
]);
818 this._lastInput
= null;
819 if (this._inDialog
) {
820 this._dialogInput
.css({ position
: 'absolute', left
: '0', top
: '-100px' });
823 $('body').append(this.dpDiv
);
826 this._inDialog
= false;
830 /* Tidy up after a dialog display. */
831 _tidyDialog: function(inst
) {
832 inst
.dpDiv
.removeClass(this._dialogClass
).unbind('.ui-datepicker-calendar');
835 /* Close date picker if clicked elsewhere. */
836 _checkExternalClick: function(event
) {
837 if (!$.datepicker
._curInst
)
840 var $target
= $(event
.target
),
841 inst
= $.datepicker
._getInst($target
[0]);
843 if ( ( ( $target
[0].id
!= $.datepicker
._mainDivId
&&
844 $target
.parents('#' + $.datepicker
._mainDivId
).length
== 0 &&
845 !$target
.hasClass($.datepicker
.markerClassName
) &&
846 !$target
.closest("." + $.datepicker
._triggerClass
).length
&&
847 $.datepicker
._datepickerShowing
&& !($.datepicker
._inDialog
&& $.blockUI
) ) ) ||
848 ( $target
.hasClass($.datepicker
.markerClassName
) && $.datepicker
._curInst
!= inst
) )
849 $.datepicker
._hideDatepicker();
852 /* Adjust one of the date sub-fields. */
853 _adjustDate: function(id
, offset
, period
) {
855 var inst
= this._getInst(target
[0]);
856 if (this._isDisabledDatepicker(target
[0])) {
859 this._adjustInstDate(inst
, offset
+
860 (period
== 'M' ? this._get(inst
, 'showCurrentAtPos') : 0), // undo positioning
862 this._updateDatepicker(inst
);
865 /* Action for current link. */
866 _gotoToday: function(id
) {
868 var inst
= this._getInst(target
[0]);
869 if (this._get(inst
, 'gotoCurrent') && inst
.currentDay
) {
870 inst
.selectedDay
= inst
.currentDay
;
871 inst
.drawMonth
= inst
.selectedMonth
= inst
.currentMonth
;
872 inst
.drawYear
= inst
.selectedYear
= inst
.currentYear
;
875 var date
= new Date();
876 inst
.selectedDay
= date
.getDate();
877 inst
.drawMonth
= inst
.selectedMonth
= date
.getMonth();
878 inst
.drawYear
= inst
.selectedYear
= date
.getFullYear();
880 this._notifyChange(inst
);
881 this._adjustDate(target
);
884 /* Action for selecting a new month/year. */
885 _selectMonthYear: function(id, select, period) {
887 var inst = this._getInst(target[0]);
888 inst['selected' + (period == 'M' ? 'Month' : 'Year')] =
889 inst['draw' + (period == 'M' ? 'Month' : 'Year')] =
890 parseInt(select.options[select.selectedIndex].value,10);
891 this._notifyChange(inst);
892 this._adjustDate(target);
895 /* Action for selecting a day. */
896 _selectDay: function(id
, month
, year
, td
) {
898 if ($(td
).hasClass(this._unselectableClass
) || this._isDisabledDatepicker(target
[0])) {
901 var inst
= this._getInst(target
[0]);
902 inst
.selectedDay
= inst
.currentDay
= $('a', td
).html();
903 inst
.selectedMonth
= inst
.currentMonth
= month
;
904 inst
.selectedYear
= inst
.currentYear
= year
;
905 this._selectDate(id
, this._formatDate(inst
,
906 inst
.currentDay
, inst
.currentMonth
, inst
.currentYear
));
909 /* Erase the input field and hide the date picker. */
910 _clearDate: function(id
) {
912 var inst
= this._getInst(target
[0]);
913 this._selectDate(target
, '');
916 /* Update the input field with the selected date. */
917 _selectDate: function(id
, dateStr
) {
919 var inst
= this._getInst(target
[0]);
920 dateStr
= (dateStr
!= null ? dateStr
: this._formatDate(inst
));
922 inst
.input
.val(dateStr
);
923 this._updateAlternate(inst
);
924 var onSelect
= this._get(inst
, 'onSelect');
926 onSelect
.apply((inst
.input
? inst
.input
[0] : null), [dateStr
, inst
]); // trigger custom callback
928 inst
.input
.trigger('change'); // fire the change event
930 this._updateDatepicker(inst
);
932 this._hideDatepicker();
933 this._lastInput
= inst
.input
[0];
934 if (typeof(inst
.input
[0]) != 'object')
935 inst
.input
.focus(); // restore focus
936 this._lastInput
= null;
940 /* Update any alternate field to synchronise with the main field. */
941 _updateAlternate: function(inst
) {
942 var altField
= this._get(inst
, 'altField');
943 if (altField
) { // update alternate field too
944 var altFormat
= this._get(inst
, 'altFormat') || this._get(inst
, 'dateFormat');
945 var date
= this._getDate(inst
);
946 var dateStr
= this.formatDate(altFormat
, date
, this._getFormatConfig(inst
));
947 $(altField
).each(function() { $(this).val(dateStr
); });
951 /* Set as beforeShowDay function to prevent selection of weekends.
952 @param date Date - the date to customise
953 @return [boolean, string] - is this date selectable?, what is its CSS class? */
954 noWeekends: function(date
) {
955 var day
= date
.getDay();
956 return [(day
> 0 && day
< 6), ''];
959 /* Set as calculateWeek to determine the week of the year based on the ISO 8601 definition.
960 @param date Date - the date to get the week for
961 @return number - the number of the week within the year that contains this date */
962 iso8601Week: function(date
) {
963 var checkDate
= new Date(date
.getTime());
964 // Find Thursday of this week starting on Monday
965 checkDate
.setDate(checkDate
.getDate() + 4 - (checkDate
.getDay() || 7));
966 var time
= checkDate
.getTime();
967 checkDate
.setMonth(0); // Compare with Jan 1
968 checkDate
.setDate(1);
969 return Math
.floor(Math
.round((time
- checkDate
) / 86400000) / 7) + 1;
972 /* Parse a string value into a date object.
973 See formatDate below for the possible formats.
975 @param format string - the expected format of the date
976 @param value string - the date in the above format
977 @param settings Object - attributes include:
978 shortYearCutoff number - the cutoff year for determining the century (optional)
979 dayNamesShort string[7] - abbreviated names of the days from Sunday (optional)
980 dayNames string[7] - names of the days from Sunday (optional)
981 monthNamesShort string[12] - abbreviated names of the months (optional)
982 monthNames string[12] - names of the months (optional)
983 @return Date - the extracted date value or null if value is blank */
984 parseDate: function (format
, value
, settings
) {
985 if (format
== null || value
== null)
986 throw 'Invalid arguments';
987 value
= (typeof value
== 'object' ? value
.toString() : value
+ '');
990 var shortYearCutoff
= (settings
? settings
.shortYearCutoff
: null) || this._defaults
.shortYearCutoff
;
991 shortYearCutoff
= (typeof shortYearCutoff
!= 'string' ? shortYearCutoff
:
992 new Date().getFullYear() % 100 + parseInt(shortYearCutoff
, 10));
993 var dayNamesShort
= (settings
? settings
.dayNamesShort
: null) || this._defaults
.dayNamesShort
;
994 var dayNames
= (settings
? settings
.dayNames
: null) || this._defaults
.dayNames
;
995 var monthNamesShort
= (settings
? settings
.monthNamesShort
: null) || this._defaults
.monthNamesShort
;
996 var monthNames
= (settings
? settings
.monthNames
: null) || this._defaults
.monthNames
;
1001 var literal
= false;
1002 // Check whether a format character is doubled
1003 var lookAhead = function(match
) {
1004 var matches
= (iFormat
+ 1 < format
.length
&& format
.charAt(iFormat
+ 1) == match
);
1009 // Extract a number from the string value
1010 var getNumber = function(match
) {
1011 var isDoubled
= lookAhead(match
);
1012 var size
= (match
== '@' ? 14 : (match
== '!' ? 20 :
1013 (match
== 'y' && isDoubled
? 4 : (match
== 'o' ? 3 : 2))));
1014 var digits
= new RegExp('^\\d{1,' + size
+ '}');
1015 var num
= value
.substring(iValue
).match(digits
);
1017 throw 'Missing number at position ' + iValue
;
1018 iValue
+= num
[0].length
;
1019 return parseInt(num
[0], 10);
1021 // Extract a name from the string value and convert to an index
1022 var getName = function(match
, shortNames
, longNames
) {
1023 var names
= $.map(lookAhead(match
) ? longNames
: shortNames
, function (v
, k
) {
1025 }).sort(function (a
, b
) {
1026 return -(a
[1].length
- b
[1].length
);
1029 $.each(names
, function (i
, pair
) {
1031 if (value
.substr(iValue
, name
.length
).toLowerCase() == name
.toLowerCase()) {
1033 iValue
+= name
.length
;
1040 throw 'Unknown name at position ' + iValue
;
1042 // Confirm that a literal character matches the string value
1043 var checkLiteral = function() {
1044 if (value
.charAt(iValue
) != format
.charAt(iFormat
))
1045 throw 'Unexpected literal at position ' + iValue
;
1049 for (var iFormat
= 0; iFormat
< format
.length
; iFormat
++) {
1051 if (format
.charAt(iFormat
) == "'" && !lookAhead("'"))
1056 switch (format
.charAt(iFormat
)) {
1058 day
= getNumber('d');
1061 getName('D', dayNamesShort
, dayNames
);
1064 doy
= getNumber('o');
1067 month
= getNumber('m');
1070 month
= getName('M', monthNamesShort
, monthNames
);
1073 year
= getNumber('y');
1076 var date
= new Date(getNumber('@'));
1077 year
= date
.getFullYear();
1078 month
= date
.getMonth() + 1;
1079 day
= date
.getDate();
1082 var date
= new Date((getNumber('!') - this._ticksTo1970
) / 10000);
1083 year
= date
.getFullYear();
1084 month
= date
.getMonth() + 1;
1085 day
= date
.getDate();
1097 if (iValue
< value
.length
){
1098 throw "Extra/unparsed characters found in date: " + value
.substring(iValue
);
1101 year
= new Date().getFullYear();
1102 else if (year
< 100)
1103 year
+= new Date().getFullYear() - new Date().getFullYear() % 100 +
1104 (year
<= shortYearCutoff
? 0 : -100);
1109 var dim
= this._getDaysInMonth(year
, month
- 1);
1116 var date
= this._daylightSavingAdjust(new Date(year
, month
- 1, day
));
1117 if (date
.getFullYear() != year
|| date
.getMonth() + 1 != month
|| date
.getDate() != day
)
1118 throw 'Invalid date'; // E.g. 31/02/00
1122 /* Standard date formats. */
1123 ATOM
: 'yy-mm-dd', // RFC 3339 (ISO 8601)
1124 COOKIE
: 'D, dd M yy',
1125 ISO_8601
: 'yy-mm-dd',
1126 RFC_822
: 'D, d M y',
1127 RFC_850
: 'DD, dd-M-y',
1128 RFC_1036
: 'D, d M y',
1129 RFC_1123
: 'D, d M yy',
1130 RFC_2822
: 'D, d M yy',
1131 RSS
: 'D, d M y', // RFC 822
1134 W3C
: 'yy-mm-dd', // ISO 8601
1136 _ticksTo1970
: (((1970 - 1) * 365 + Math
.floor(1970 / 4) - Math
.floor(1970 / 100) +
1137 Math
.floor(1970 / 400)) * 24 * 60 * 60 * 10000000),
1139 /* Format a date object into a string value.
1140 The format can be combinations of the following:
1141 d - day of month (no leading zero)
1142 dd - day of month (two digit)
1143 o - day of year (no leading zeros)
1144 oo - day of year (three digit)
1147 m - month of year (no leading zero)
1148 mm - month of year (two digit)
1149 M - month name short
1150 MM - month name long
1151 y - year (two digit)
1152 yy - year (four digit)
1153 @ - Unix timestamp (ms since 01/01/1970)
1154 ! - Windows ticks (100ns since 01/01/0001)
1155 '...' - literal text
1158 @param format string - the desired format of the date
1159 @param date Date - the date value to format
1160 @param settings Object - attributes include:
1161 dayNamesShort string[7] - abbreviated names of the days from Sunday (optional)
1162 dayNames string[7] - names of the days from Sunday (optional)
1163 monthNamesShort string[12] - abbreviated names of the months (optional)
1164 monthNames string[12] - names of the months (optional)
1165 @return string - the date in the above format */
1166 formatDate: function (format
, date
, settings
) {
1169 var dayNamesShort
= (settings
? settings
.dayNamesShort
: null) || this._defaults
.dayNamesShort
;
1170 var dayNames
= (settings
? settings
.dayNames
: null) || this._defaults
.dayNames
;
1171 var monthNamesShort
= (settings
? settings
.monthNamesShort
: null) || this._defaults
.monthNamesShort
;
1172 var monthNames
= (settings
? settings
.monthNames
: null) || this._defaults
.monthNames
;
1173 // Check whether a format character is doubled
1174 var lookAhead = function(match
) {
1175 var matches
= (iFormat
+ 1 < format
.length
&& format
.charAt(iFormat
+ 1) == match
);
1180 // Format a number, with leading zero if necessary
1181 var formatNumber = function(match
, value
, len
) {
1182 var num
= '' + value
;
1183 if (lookAhead(match
))
1184 while (num
.length
< len
)
1188 // Format a name, short or long as requested
1189 var formatName = function(match
, value
, shortNames
, longNames
) {
1190 return (lookAhead(match
) ? longNames
[value
] : shortNames
[value
]);
1193 var literal
= false;
1195 for (var iFormat
= 0; iFormat
< format
.length
; iFormat
++) {
1197 if (format
.charAt(iFormat
) == "'" && !lookAhead("'"))
1200 output
+= format
.charAt(iFormat
);
1202 switch (format
.charAt(iFormat
)) {
1204 output
+= formatNumber('d', date
.getDate(), 2);
1207 output
+= formatName('D', date
.getDay(), dayNamesShort
, dayNames
);
1210 output
+= formatNumber('o',
1211 Math
.round((new Date(date
.getFullYear(), date
.getMonth(), date
.getDate()).getTime() - new Date(date
.getFullYear(), 0, 0).getTime()) / 86400000), 3);
1214 output
+= formatNumber('m', date
.getMonth() + 1, 2);
1217 output
+= formatName('M', date
.getMonth(), monthNamesShort
, monthNames
);
1220 output
+= (lookAhead('y') ? date
.getFullYear() :
1221 (date
.getYear() % 100 < 10 ? '0' : '') + date
.getYear() % 100);
1224 output
+= date
.getTime();
1227 output
+= date
.getTime() * 10000 + this._ticksTo1970
;
1236 output
+= format
.charAt(iFormat
);
1242 /* Extract all possible characters from the date format. */
1243 _possibleChars: function (format
) {
1245 var literal
= false;
1246 // Check whether a format character is doubled
1247 var lookAhead = function(match
) {
1248 var matches
= (iFormat
+ 1 < format
.length
&& format
.charAt(iFormat
+ 1) == match
);
1253 for (var iFormat
= 0; iFormat
< format
.length
; iFormat
++)
1255 if (format
.charAt(iFormat
) == "'" && !lookAhead("'"))
1258 chars
+= format
.charAt(iFormat
);
1260 switch (format
.charAt(iFormat
)) {
1261 case 'd': case 'm': case 'y': case '@':
1262 chars
+= '0123456789';
1265 return null; // Accept anything
1273 chars
+= format
.charAt(iFormat
);
1278 /* Get a setting value, defaulting if necessary. */
1279 _get: function(inst
, name
) {
1280 return inst
.settings
[name
] !== undefined ?
1281 inst
.settings
[name
] : this._defaults
[name
];
1284 /* Parse existing date and initialise date picker. */
1285 _setDateFromField: function(inst
, noDefault
) {
1286 if (inst
.input
.val() == inst
.lastVal
) {
1289 var dateFormat
= this._get(inst
, 'dateFormat');
1290 var dates
= inst
.lastVal
= inst
.input
? inst
.input
.val() : null;
1291 var date
, defaultDate
;
1292 date
= defaultDate
= this._getDefaultDate(inst
);
1293 var settings
= this._getFormatConfig(inst
);
1295 date
= this.parseDate(dateFormat
, dates
, settings
) || defaultDate
;
1298 dates
= (noDefault
? '' : dates
);
1300 inst
.selectedDay
= date
.getDate();
1301 inst
.drawMonth
= inst
.selectedMonth
= date
.getMonth();
1302 inst
.drawYear
= inst
.selectedYear
= date
.getFullYear();
1303 inst
.currentDay
= (dates
? date
.getDate() : 0);
1304 inst
.currentMonth
= (dates
? date
.getMonth() : 0);
1305 inst
.currentYear
= (dates
? date
.getFullYear() : 0);
1306 this._adjustInstDate(inst
);
1309 /* Retrieve the default date shown on opening. */
1310 _getDefaultDate: function(inst
) {
1311 return this._restrictMinMax(inst
,
1312 this._determineDate(inst
, this._get(inst
, 'defaultDate'), new Date()));
1315 /* A date may be specified as an exact value or a relative one. */
1316 _determineDate: function(inst
, date
, defaultDate
) {
1317 var offsetNumeric = function(offset
) {
1318 var date
= new Date();
1319 date
.setDate(date
.getDate() + offset
);
1322 var offsetString = function(offset
) {
1324 return $.datepicker
.parseDate($.datepicker
._get(inst
, 'dateFormat'),
1325 offset
, $.datepicker
._getFormatConfig(inst
));
1330 var date
= (offset
.toLowerCase().match(/^c/) ?
1331 $.datepicker
._getDate(inst
) : null) || new Date();
1332 var year
= date
.getFullYear();
1333 var month
= date
.getMonth();
1334 var day
= date
.getDate();
1335 var pattern
= /([+-]?[0-9]+)\s*(d|D|w|W|m|M|y|Y)?/g;
1336 var matches
= pattern
.exec(offset
);
1338 switch (matches
[2] || 'd') {
1339 case 'd' : case 'D' :
1340 day
+= parseInt(matches
[1],10); break;
1341 case 'w' : case 'W' :
1342 day
+= parseInt(matches
[1],10) * 7; break;
1343 case 'm' : case 'M' :
1344 month
+= parseInt(matches
[1],10);
1345 day
= Math
.min(day
, $.datepicker
._getDaysInMonth(year
, month
));
1347 case 'y': case 'Y' :
1348 year
+= parseInt(matches
[1],10);
1349 day
= Math
.min(day
, $.datepicker
._getDaysInMonth(year
, month
));
1352 matches
= pattern
.exec(offset
);
1354 return new Date(year
, month
, day
);
1356 var newDate
= (date
== null || date
=== '' ? defaultDate
: (typeof date
== 'string' ? offsetString(date
) :
1357 (typeof date
== 'number' ? (isNaN(date
) ? defaultDate
: offsetNumeric(date
)) : new Date(date
.getTime()))));
1358 newDate
= (newDate
&& newDate
.toString() == 'Invalid Date' ? defaultDate
: newDate
);
1360 newDate
.setHours(0);
1361 newDate
.setMinutes(0);
1362 newDate
.setSeconds(0);
1363 newDate
.setMilliseconds(0);
1365 return this._daylightSavingAdjust(newDate
);
1368 /* Handle switch to/from daylight saving.
1369 Hours may be non-zero on daylight saving cut-over:
1370 > 12 when midnight changeover, but then cannot generate
1371 midnight datetime, so jump to 1AM, otherwise reset.
1372 @param date (Date) the date to check
1373 @return (Date) the corrected date */
1374 _daylightSavingAdjust: function(date
) {
1375 if (!date
) return null;
1376 date
.setHours(date
.getHours() > 12 ? date
.getHours() + 2 : 0);
1380 /* Set the date(s) directly. */
1381 _setDate: function(inst
, date
, noChange
) {
1383 var origMonth
= inst
.selectedMonth
;
1384 var origYear
= inst
.selectedYear
;
1385 var newDate
= this._restrictMinMax(inst
, this._determineDate(inst
, date
, new Date()));
1386 inst
.selectedDay
= inst
.currentDay
= newDate
.getDate();
1387 inst
.drawMonth
= inst
.selectedMonth
= inst
.currentMonth
= newDate
.getMonth();
1388 inst
.drawYear
= inst
.selectedYear
= inst
.currentYear
= newDate
.getFullYear();
1389 if ((origMonth
!= inst
.selectedMonth
|| origYear
!= inst
.selectedYear
) && !noChange
)
1390 this._notifyChange(inst
);
1391 this._adjustInstDate(inst
);
1393 inst
.input
.val(clear
? '' : this._formatDate(inst
));
1397 /* Retrieve the date(s) directly. */
1398 _getDate: function(inst
) {
1399 var startDate
= (!inst
.currentYear
|| (inst
.input
&& inst
.input
.val() == '') ? null :
1400 this._daylightSavingAdjust(new Date(
1401 inst
.currentYear
, inst
.currentMonth
, inst
.currentDay
)));
1405 /* Generate the HTML for the current state of the date picker. */
1406 _generateHTML: function(inst
) {
1407 var today
= new Date();
1408 today
= this._daylightSavingAdjust(
1409 new Date(today
.getFullYear(), today
.getMonth(), today
.getDate())); // clear time
1410 var isRTL
= this._get(inst
, 'isRTL');
1411 var showButtonPanel
= this._get(inst
, 'showButtonPanel');
1412 var hideIfNoPrevNext
= this._get(inst
, 'hideIfNoPrevNext');
1413 var navigationAsDateFormat
= this._get(inst
, 'navigationAsDateFormat');
1414 var numMonths
= this._getNumberOfMonths(inst
);
1415 var showCurrentAtPos
= this._get(inst
, 'showCurrentAtPos');
1416 var stepMonths
= this._get(inst
, 'stepMonths');
1417 var isMultiMonth
= (numMonths
[0] != 1 || numMonths
[1] != 1);
1418 var currentDate
= this._daylightSavingAdjust((!inst
.currentDay
? new Date(9999, 9, 9) :
1419 new Date(inst
.currentYear
, inst
.currentMonth
, inst
.currentDay
)));
1420 var minDate
= this._getMinMaxDate(inst
, 'min');
1421 var maxDate
= this._getMinMaxDate(inst
, 'max');
1422 var drawMonth
= inst
.drawMonth
- showCurrentAtPos
;
1423 var drawYear
= inst
.drawYear
;
1424 if (drawMonth
< 0) {
1429 var maxDraw
= this._daylightSavingAdjust(new Date(maxDate
.getFullYear(),
1430 maxDate
.getMonth() - (numMonths
[0] * numMonths
[1]) + 1, maxDate
.getDate()));
1431 maxDraw
= (minDate
&& maxDraw
< minDate
? minDate
: maxDraw
);
1432 while (this._daylightSavingAdjust(new Date(drawYear
, drawMonth
, 1)) > maxDraw
) {
1434 if (drawMonth
< 0) {
1440 inst
.drawMonth
= drawMonth
;
1441 inst
.drawYear
= drawYear
;
1442 var prevText
= this._get(inst
, 'prevText');
1443 prevText
= (!navigationAsDateFormat
? prevText
: this.formatDate(prevText
,
1444 this._daylightSavingAdjust(new Date(drawYear
, drawMonth
- stepMonths
, 1)),
1445 this._getFormatConfig(inst
)));
1446 var prev
= (this._canAdjustMonth(inst
, -1, drawYear
, drawMonth
) ?
1447 '<a class="ui-datepicker-prev ui-corner-all" onclick="DP_jQuery_' + dpuuid
+
1448 '.datepicker._adjustDate(\'#' + inst
.id
+ '\', -' + stepMonths
+ ', \'M\');"' +
1449 ' title="' + prevText
+ '"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL
? 'e' : 'w') + '">' + prevText
+ '</span></a>' :
1450 (hideIfNoPrevNext
? '' : '<a class="ui-datepicker-prev ui-corner-all ui-state-disabled" title="'+ prevText
+'"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL
? 'e' : 'w') + '">' + prevText
+ '</span></a>'));
1451 var nextText
= this._get(inst
, 'nextText');
1452 nextText
= (!navigationAsDateFormat
? nextText
: this.formatDate(nextText
,
1453 this._daylightSavingAdjust(new Date(drawYear
, drawMonth
+ stepMonths
, 1)),
1454 this._getFormatConfig(inst
)));
1455 var next
= (this._canAdjustMonth(inst
, +1, drawYear
, drawMonth
) ?
1456 '<a class="ui-datepicker-next ui-corner-all" onclick="DP_jQuery_' + dpuuid
+
1457 '.datepicker._adjustDate(\'#' + inst
.id
+ '\', +' + stepMonths
+ ', \'M\');"' +
1458 ' title="' + nextText
+ '"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL
? 'w' : 'e') + '">' + nextText
+ '</span></a>' :
1459 (hideIfNoPrevNext
? '' : '<a class="ui-datepicker-next ui-corner-all ui-state-disabled" title="'+ nextText
+ '"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL
? 'w' : 'e') + '">' + nextText
+ '</span></a>'));
1460 var currentText
= this._get(inst
, 'currentText');
1461 var gotoDate
= (this._get(inst
, 'gotoCurrent') && inst
.currentDay
? currentDate
: today
);
1462 currentText
= (!navigationAsDateFormat
? currentText
:
1463 this.formatDate(currentText
, gotoDate
, this._getFormatConfig(inst
)));
1464 var controls
= (!inst
.inline
? '<button type="button" class="ui-datepicker-close ui-state-default ui-priority-primary ui-corner-all" onclick="DP_jQuery_' + dpuuid
+
1465 '.datepicker._hideDatepicker();">' + this._get(inst
, 'closeText') + '</button>' : '');
1466 var buttonPanel
= (showButtonPanel
) ? '<div class="ui-datepicker-buttonpane ui-widget-content">' + (isRTL
? controls
: '') +
1467 (this._isInRange(inst
, gotoDate
) ? '<button type="button" class="ui-datepicker-current ui-state-default ui-priority-secondary ui-corner-all" onclick="DP_jQuery_' + dpuuid
+
1468 '.datepicker._gotoToday(\'#' + inst
.id
+ '\');"' +
1469 '>' + currentText
+ '</button>' : '') + (isRTL
? '' : controls
) + '</div>' : '';
1470 var firstDay
= parseInt(this._get(inst
, 'firstDay'),10);
1471 firstDay
= (isNaN(firstDay
) ? 0 : firstDay
);
1472 var showWeek
= this._get(inst
, 'showWeek');
1473 var dayNames
= this._get(inst
, 'dayNames');
1474 var dayNamesShort
= this._get(inst
, 'dayNamesShort');
1475 var dayNamesMin
= this._get(inst
, 'dayNamesMin');
1476 var monthNames
= this._get(inst
, 'monthNames');
1477 var monthNamesShort
= this._get(inst
, 'monthNamesShort');
1478 var beforeShowDay
= this._get(inst
, 'beforeShowDay');
1479 var showOtherMonths
= this._get(inst
, 'showOtherMonths');
1480 var selectOtherMonths
= this._get(inst
, 'selectOtherMonths');
1481 var calculateWeek
= this._get(inst
, 'calculateWeek') || this.iso8601Week
;
1482 var defaultDate
= this._getDefaultDate(inst
);
1484 for (var row
= 0; row
< numMonths
[0]; row
++) {
1487 for (var col
= 0; col
< numMonths
[1]; col
++) {
1488 var selectedDate
= this._daylightSavingAdjust(new Date(drawYear
, drawMonth
, inst
.selectedDay
));
1489 var cornerClass
= ' ui-corner-all';
1492 calender
+= '<div class="ui-datepicker-group';
1493 if (numMonths
[1] > 1)
1495 case 0: calender
+= ' ui-datepicker-group-first';
1496 cornerClass
= ' ui-corner-' + (isRTL
? 'right' : 'left'); break;
1497 case numMonths
[1]-1: calender
+= ' ui-datepicker-group-last';
1498 cornerClass
= ' ui-corner-' + (isRTL
? 'left' : 'right'); break;
1499 default: calender
+= ' ui-datepicker-group-middle'; cornerClass
= ''; break;
1503 calender
+= '<div class="ui-datepicker-header ui-widget-header ui-helper-clearfix' + cornerClass
+ '">' +
1504 (/all|left/.test(cornerClass
) && row
== 0 ? (isRTL
? next
: prev
) : '') +
1505 (/all|right/.test(cornerClass
) && row
== 0 ? (isRTL
? prev
: next
) : '') +
1506 this._generateMonthYearHeader(inst
, drawMonth
, drawYear
, minDate
, maxDate
,
1507 row
> 0 || col
> 0, monthNames
, monthNamesShort
) + // draw month headers
1508 '</div><table class="ui-datepicker-calendar"><thead>' +
1510 var thead
= (showWeek
? '<th class="ui-datepicker-week-col">' + this._get(inst
, 'weekHeader') + '</th>' : '');
1511 for (var dow
= 0; dow
< 7; dow
++) { // days of the week
1512 var day
= (dow
+ firstDay
) % 7;
1513 thead
+= '<th' + ((dow
+ firstDay
+ 6) % 7 >= 5 ? ' class="ui-datepicker-week-end"' : '') + '>' +
1514 '<span title="' + dayNames
[day
] + '">' + dayNamesMin
[day
] + '</span></th>';
1516 calender
+= thead
+ '</tr></thead><tbody>';
1517 var daysInMonth
= this._getDaysInMonth(drawYear
, drawMonth
);
1518 if (drawYear
== inst
.selectedYear
&& drawMonth
== inst
.selectedMonth
)
1519 inst
.selectedDay
= Math
.min(inst
.selectedDay
, daysInMonth
);
1520 var leadDays
= (this._getFirstDayOfMonth(drawYear
, drawMonth
) - firstDay
+ 7) % 7;
1521 var curRows
= Math
.ceil((leadDays
+ daysInMonth
) / 7); // calculate the number of rows to generate
1522 var numRows
= (isMultiMonth
? this.maxRows
> curRows
? this.maxRows
: curRows
: curRows
); //If multiple months, use the higher number of rows (see #7043)
1523 this.maxRows
= numRows
;
1524 var printDate
= this._daylightSavingAdjust(new Date(drawYear
, drawMonth
, 1 - leadDays
));
1525 for (var dRow
= 0; dRow
< numRows
; dRow
++) { // create date picker rows
1527 var tbody
= (!showWeek
? '' : '<td class="ui-datepicker-week-col">' +
1528 this._get(inst
, 'calculateWeek')(printDate
) + '</td>');
1529 for (var dow
= 0; dow
< 7; dow
++) { // create date picker days
1530 var daySettings
= (beforeShowDay
?
1531 beforeShowDay
.apply((inst
.input
? inst
.input
[0] : null), [printDate
]) : [true, '']);
1532 var otherMonth
= (printDate
.getMonth() != drawMonth
);
1533 var unselectable
= (otherMonth
&& !selectOtherMonths
) || !daySettings
[0] ||
1534 (minDate
&& printDate
< minDate
) || (maxDate
&& printDate
> maxDate
);
1535 tbody
+= '<td class="' +
1536 ((dow
+ firstDay
+ 6) % 7 >= 5 ? ' ui-datepicker-week-end' : '') + // highlight weekends
1537 (otherMonth
? ' ui-datepicker-other-month' : '') + // highlight days from other months
1538 ((printDate
.getTime() == selectedDate
.getTime() && drawMonth
== inst
.selectedMonth
&& inst
._keyEvent
) || // user pressed key
1539 (defaultDate
.getTime() == printDate
.getTime() && defaultDate
.getTime() == selectedDate
.getTime()) ?
1540 // or defaultDate is current printedDate and defaultDate is selectedDate
1541 ' ' + this._dayOverClass
: '') + // highlight selected day
1542 (unselectable
? ' ' + this._unselectableClass
+ ' ui-state-disabled': '') + // highlight unselectable days
1543 (otherMonth
&& !showOtherMonths
? '' : ' ' + daySettings
[1] + // highlight custom dates
1544 (printDate
.getTime() == currentDate
.getTime() ? ' ' + this._currentClass
: '') + // highlight selected day
1545 (printDate
.getTime() == today
.getTime() ? ' ui-datepicker-today' : '')) + '"' + // highlight today (if different)
1546 ((!otherMonth
|| showOtherMonths
) && daySettings
[2] ? ' title="' + daySettings
[2] + '"' : '') + // cell title
1547 (unselectable
? '' : ' onclick="DP_jQuery_' + dpuuid
+ '.datepicker._selectDay(\'#' +
1548 inst
.id
+ '\',' + printDate
.getMonth() + ',' + printDate
.getFullYear() + ', this);return false;"') + '>' + // actions
1549 (otherMonth
&& !showOtherMonths
? ' ' : // display for other months
1550 (unselectable
? '<span class="ui-state-default">' + printDate
.getDate() + '</span>' : '<a class="ui-state-default' +
1551 (printDate
.getTime() == today
.getTime() ? ' ui-state-highlight' : '') +
1552 (printDate
.getTime() == currentDate
.getTime() ? ' ui-state-active' : '') + // highlight selected day
1553 (otherMonth
? ' ui-priority-secondary' : '') + // distinguish dates from other months
1554 '" href="#">' + printDate
.getDate() + '</a>')) + '</td>'; // display selectable date
1555 printDate
.setDate(printDate
.getDate() + 1);
1556 printDate
= this._daylightSavingAdjust(printDate
);
1558 calender
+= tbody
+ '</tr>';
1561 if (drawMonth
> 11) {
1565 calender
+= '</tbody></table>' + (isMultiMonth
? '</div>' +
1566 ((numMonths
[0] > 0 && col
== numMonths
[1]-1) ? '<div class="ui-datepicker-row-break"></div>' : '') : '');
1571 html
+= buttonPanel
+ ($.browser
.msie
&& parseInt($.browser
.version
,10) < 7 && !inst
.inline
?
1572 '<iframe src="javascript:false;" class="ui-datepicker-cover" frameborder="0"></iframe>' : '');
1573 inst
._keyEvent
= false;
1577 /* Generate the month and year header. */
1578 _generateMonthYearHeader: function(inst
, drawMonth
, drawYear
, minDate
, maxDate
,
1579 secondary
, monthNames
, monthNamesShort
) {
1580 var changeMonth
= this._get(inst
, 'changeMonth');
1581 var changeYear
= this._get(inst
, 'changeYear');
1582 var showMonthAfterYear
= this._get(inst
, 'showMonthAfterYear');
1583 var html
= '<div class="ui-datepicker-title">';
1586 if (secondary
|| !changeMonth
)
1587 monthHtml
+= '<span class="ui-datepicker-month">' + monthNames
[drawMonth
] + '</span>';
1589 var inMinYear
= (minDate
&& minDate
.getFullYear() == drawYear
);
1590 var inMaxYear
= (maxDate
&& maxDate
.getFullYear() == drawYear
);
1591 monthHtml
+= '<select class="ui-datepicker-month" ' +
1592 'onchange="DP_jQuery_' + dpuuid
+ '.datepicker._selectMonthYear(\'#' + inst
.id
+ '\', this, \'M\');" ' +
1594 for (var month
= 0; month
< 12; month
++) {
1595 if ((!inMinYear
|| month
>= minDate
.getMonth()) &&
1596 (!inMaxYear
|| month
<= maxDate
.getMonth()))
1597 monthHtml
+= '<option value="' + month
+ '"' +
1598 (month
== drawMonth
? ' selected="selected"' : '') +
1599 '>' + monthNamesShort
[month
] + '</option>';
1601 monthHtml
+= '</select>';
1603 if (!showMonthAfterYear
)
1604 html
+= monthHtml
+ (secondary
|| !(changeMonth
&& changeYear
) ? ' ' : '');
1606 if ( !inst
.yearshtml
) {
1607 inst
.yearshtml
= '';
1608 if (secondary
|| !changeYear
)
1609 html
+= '<span class="ui-datepicker-year">' + drawYear
+ '</span>';
1611 // determine range of years to display
1612 var years
= this._get(inst
, 'yearRange').split(':');
1613 var thisYear
= new Date().getFullYear();
1614 var determineYear = function(value
) {
1615 var year
= (value
.match(/c[+-].*/) ? drawYear
+ parseInt(value
.substring(1), 10) :
1616 (value
.match(/[+-].*/) ? thisYear
+ parseInt(value
, 10) :
1617 parseInt(value
, 10)));
1618 return (isNaN(year
) ? thisYear
: year
);
1620 var year
= determineYear(years
[0]);
1621 var endYear
= Math
.max(year
, determineYear(years
[1] || ''));
1622 year
= (minDate
? Math
.max(year
, minDate
.getFullYear()) : year
);
1623 endYear
= (maxDate
? Math
.min(endYear
, maxDate
.getFullYear()) : endYear
);
1624 inst
.yearshtml
+= '<select class="ui-datepicker-year" ' +
1625 'onchange="DP_jQuery_' + dpuuid
+ '.datepicker._selectMonthYear(\'#' + inst
.id
+ '\', this, \'Y\');" ' +
1627 for (; year
<= endYear
; year
++) {
1628 inst
.yearshtml
+= '<option value="' + year
+ '"' +
1629 (year
== drawYear
? ' selected="selected"' : '') +
1630 '>' + year
+ '</option>';
1632 inst
.yearshtml
+= '</select>';
1634 html
+= inst
.yearshtml
;
1635 inst
.yearshtml
= null;
1638 html
+= this._get(inst
, 'yearSuffix');
1639 if (showMonthAfterYear
)
1640 html
+= (secondary
|| !(changeMonth
&& changeYear
) ? ' ' : '') + monthHtml
;
1641 html
+= '</div>'; // Close datepicker_header
1645 /* Adjust one of the date sub-fields. */
1646 _adjustInstDate: function(inst
, offset
, period
) {
1647 var year
= inst
.drawYear
+ (period
== 'Y' ? offset
: 0);
1648 var month
= inst
.drawMonth
+ (period
== 'M' ? offset
: 0);
1649 var day
= Math
.min(inst
.selectedDay
, this._getDaysInMonth(year
, month
)) +
1650 (period
== 'D' ? offset
: 0);
1651 var date
= this._restrictMinMax(inst
,
1652 this._daylightSavingAdjust(new Date(year
, month
, day
)));
1653 inst
.selectedDay
= date
.getDate();
1654 inst
.drawMonth
= inst
.selectedMonth
= date
.getMonth();
1655 inst
.drawYear
= inst
.selectedYear
= date
.getFullYear();
1656 if (period
== 'M' || period
== 'Y')
1657 this._notifyChange(inst
);
1660 /* Ensure a date is within any min/max bounds. */
1661 _restrictMinMax: function(inst, date) {
1662 var minDate = this._getMinMaxDate(inst, 'min');
1663 var maxDate = this._getMinMaxDate(inst, 'max');
1664 var newDate = (minDate && date < minDate ? minDate : date);
1665 newDate = (maxDate && newDate > maxDate ? maxDate : newDate);
1669 /* Notify change of month/year. */
1670 _notifyChange: function(inst) {
1671 var onChange = this._get(inst, 'onChangeMonthYear');
1673 onChange.apply((inst.input ? inst.input[0] : null),
1674 [inst.selectedYear, inst.selectedMonth + 1, inst]);
1677 /* Determine the number of months to show. */
1678 _getNumberOfMonths: function(inst
) {
1679 var numMonths
= this._get(inst
, 'numberOfMonths');
1680 return (numMonths
== null ? [1, 1] : (typeof numMonths
== 'number' ? [1, numMonths
] : numMonths
));
1683 /* Determine the current maximum date - ensure no time components are set. */
1684 _getMinMaxDate: function(inst
, minMax
) {
1685 return this._determineDate(inst
, this._get(inst
, minMax
+ 'Date'), null);
1688 /* Find the number of days in a given month. */
1689 _getDaysInMonth: function(year
, month
) {
1690 return 32 - this._daylightSavingAdjust(new Date(year
, month
, 32)).getDate();
1693 /* Find the day of the week of the first of a month. */
1694 _getFirstDayOfMonth: function(year
, month
) {
1695 return new Date(year
, month
, 1).getDay();
1698 /* Determines if we should allow a "next/prev" month display change. */
1699 _canAdjustMonth: function(inst, offset, curYear, curMonth) {
1700 var numMonths = this._getNumberOfMonths(inst);
1701 var date = this._daylightSavingAdjust(new Date(curYear,
1702 curMonth + (offset < 0 ? offset : numMonths[0] * numMonths[1]), 1));
1704 date.setDate(this._getDaysInMonth(date.getFullYear(), date.getMonth()));
1705 return this._isInRange(inst, date);
1708 /* Is the given date in the accepted range? */
1709 _isInRange: function(inst
, date
) {
1710 var minDate
= this._getMinMaxDate(inst
, 'min');
1711 var maxDate
= this._getMinMaxDate(inst
, 'max');
1712 return ((!minDate
|| date
.getTime() >= minDate
.getTime()) &&
1713 (!maxDate
|| date
.getTime() <= maxDate
.getTime()));
1716 /* Provide the configuration settings for formatting/parsing. */
1717 _getFormatConfig: function(inst) {
1718 var shortYearCutoff = this._get(inst, 'shortYearCutoff');
1719 shortYearCutoff = (typeof shortYearCutoff != 'string' ? shortYearCutoff :
1720 new Date().getFullYear() % 100 + parseInt(shortYearCutoff, 10));
1721 return {shortYearCutoff: shortYearCutoff,
1722 dayNamesShort: this._get(inst, 'dayNamesShort'), dayNames: this._get(inst, 'dayNames'),
1723 monthNamesShort: this._get(inst, 'monthNamesShort'), monthNames: this._get(inst, 'monthNames')};
1726 /* Format the given date for display. */
1727 _formatDate: function(inst
, day
, month
, year
) {
1729 inst
.currentDay
= inst
.selectedDay
;
1730 inst
.currentMonth
= inst
.selectedMonth
;
1731 inst
.currentYear
= inst
.selectedYear
;
1733 var date
= (day
? (typeof day
== 'object' ? day
:
1734 this._daylightSavingAdjust(new Date(year
, month
, day
))) :
1735 this._daylightSavingAdjust(new Date(inst
.currentYear
, inst
.currentMonth
, inst
.currentDay
)));
1736 return this.formatDate(this._get(inst
, 'dateFormat'), date
, this._getFormatConfig(inst
));
1741 * Bind hover events for datepicker elements.
1742 * Done via delegate so the binding only occurs once in the lifetime of the parent div.
1743 * Global instActive, set by _updateDatepicker allows the handlers to find their way back to the active picker.
1745 function bindHover(dpDiv
) {
1746 var selector
= 'button, .ui-datepicker-prev, .ui-datepicker-next, .ui-datepicker-calendar td a';
1747 return dpDiv
.bind('mouseout', function(event
) {
1748 var elem
= $( event
.target
).closest( selector
);
1749 if ( !elem
.length
) {
1752 elem
.removeClass( "ui-state-hover ui-datepicker-prev-hover ui-datepicker-next-hover" );
1754 .bind('mouseover', function(event
) {
1755 var elem
= $( event
.target
).closest( selector
);
1756 if ($.datepicker
._isDisabledDatepicker( instActive
.inline
? dpDiv
.parent()[0] : instActive
.input
[0]) ||
1760 elem
.parents('.ui-datepicker-calendar').find('a').removeClass('ui-state-hover');
1761 elem
.addClass('ui-state-hover');
1762 if (elem
.hasClass('ui-datepicker-prev')) elem
.addClass('ui-datepicker-prev-hover');
1763 if (elem
.hasClass('ui-datepicker-next')) elem
.addClass('ui-datepicker-next-hover');
1767 /* jQuery extend now ignores nulls! */
1768 function extendRemove(target
, props
) {
1769 $.extend(target
, props
);
1770 for (var name
in props
)
1771 if (props
[name
] == null || props
[name
] == undefined)
1772 target
[name
] = props
[name
];
1776 /* Determine whether an object is an array. */
1777 function isArray(a
) {
1778 return (a
&& (($.browser
.safari
&& typeof a
== 'object' && a
.length
) ||
1779 (a
.constructor && a
.constructor.toString().match(/\Array\(\)/))));
1782 /* Invoke the datepicker functionality.
1783 @param options string - a command, optionally followed by additional parameters or
1784 Object - settings for attaching new datepicker functionality
1785 @return jQuery object */
1786 $.fn
.datepicker = function(options
){
1788 /* Verify an empty collection wasn't passed - Fixes #6976 */
1789 if ( !this.length
) {
1793 /* Initialise the date picker. */
1794 if (!$.datepicker
.initialized
) {
1795 $(document
).mousedown($.datepicker
._checkExternalClick
).
1796 find('body').append($.datepicker
.dpDiv
);
1797 $.datepicker
.initialized
= true;
1800 var otherArgs
= Array
.prototype.slice
.call(arguments
, 1);
1801 if (typeof options
== 'string' && (options
== 'isDisabled' || options
== 'getDate' || options
== 'widget'))
1802 return $.datepicker
['_' + options
+ 'Datepicker'].
1803 apply($.datepicker
, [this[0]].concat(otherArgs
));
1804 if (options
== 'option' && arguments
.length
== 2 && typeof arguments
[1] == 'string')
1805 return $.datepicker
['_' + options
+ 'Datepicker'].
1806 apply($.datepicker
, [this[0]].concat(otherArgs
));
1807 return this.each(function() {
1808 typeof options
== 'string' ?
1809 $.datepicker
['_' + options
+ 'Datepicker'].
1810 apply($.datepicker
, [this].concat(otherArgs
)) :
1811 $.datepicker
._attachDatepicker(this, options
);
1815 $.datepicker
= new Datepicker(); // singleton instance
1816 $.datepicker
.initialized
= false;
1817 $.datepicker
.uuid
= new Date().getTime();
1818 $.datepicker
.version
= "1.8.21";
1820 // Workaround for #4055
1821 // Add another global to avoid noConflict issues with inline event handlers
1822 window
['DP_jQuery_' + dpuuid
] = $;